US Trademark Classification US37 Construction and repair 耕作设备维护和修理(037-2277) Class 37 耕作设备维护和修理 037-2277 Chinese 耕作设备维护和修理 English Repair and maintenance of farming equipment Term ID 037-2277 Class 37 Type Services Status Active · added, not since modified (A) Effective date 2021-08-12 Version 11-2021